... audio,take audio alone2.Video:AVI,640*480 resolution3.SD/TF card, 1GB-8GBProduct modeJVE-3101BFunctionstaking photo, video and audio, take audio ... to 2 hoursCharging time1.5 ~2 hoursDimension150mm*15mm*15mm MemorySD Card,1GB-8GBUSB port2.0HSVideo sizeVideo size:>500KB/ mintue SERVICE:CE ...